diff --git a/scGPS/src/Makevars b/scGPS/src/Makevars
index 22ebc63..532cff9 100644
--- a/scGPS/src/Makevars
+++ b/scGPS/src/Makevars
@@ -1 +1,2 @@
 PKG_LIBS = $(LAPACK_LIBS) $(BLAS_LIBS) $(FLIBS)
+PKG_LIBS += $(shell "${R_HOME}/bin/Rscript" -e "RcppParallel::LdFlags()")